8166494882 has 32 divisors (see below), whose sum is σ = 15444342144. Its totient is φ = 3151900800.

The previous prime is 8166494879. The next prime is 8166494927. The reversal of 8166494882 is 2884946618.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 539744 + ... + 554667.

It is an arithmetic number, because the mean of its divisors is an integer number (482635692).

Almost surely, 2^8166494882 is an apocalyptic number.

8166494882 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

8166494882 is a deficient number, since it is larger than the sum of its proper divisors (7277847262).

8166494882 is a wasteful number, since it uses less digits than its factorization.

8166494882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094474.

The product of its digits is 5308416, while the sum is 56.

The square root of 8166494882 is about 90368.6609505751. The cubic root of 8166494882 is about 2013.7794192746.

The spelling of 8166494882 in words is "eight billion, one hundred sixty-six million, four hundred ninety-four thousand, eight hundred eighty-two".